12345998

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{28447}}^1$

素因数の和:28487

約数の個数: 16

約数和(自身を含む): 21848064

約数和(自身を除く): 9502066

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 28447, 56894, 199129, 398258, 881857, 1763714, 6172999, 12345998]

約数ペア:

[(1, 12345998), (2, 6172999), (7, 1763714), (14, 881857), (31, 398258), (62, 199129), (217, 56894), (434, 28447)]